York DM 078 Air Conditioner User Manual


 
246645-YTG-C-0708
FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE
STANDARD EFFICIENCY
SINGLE PACKAGE AIR CONDITIONERS AND
SINGLE PACKAGE GAS/ELECTRIC UNITS
DM 078, 090, 102, 120 and 150
6-1/2, 7-1/2, 8-1/2, 10 and 12-1/2 NOMINAL TONS
9.0 EER
TECHNICAL
GUIDE
®
DESCRIPTION
YORK
®
Predator
®
units are convertible single packages
with a common footprint cabinet and common roof curb for
all 6-1/2 through 12-1/2 ton models. All units have two
compressors with independent refrigeration circuits to pro-
vide two stages of cooling. The units were designed for
commercial applications and can be easily installed on a
roof curb, slab, or frame.
All Predator
®
units are self-contained and assembled on
rigid full perimeter base rails allowing for 3-way forklift
access and overhead rigging. Every unit is completely
charged, wired, piped, and tested at the factory to provide
a quick and easy field installation.
All units are convertible between side and down airflow. A
independent economizer design is used on side and down
discharge applications, as well as all tonnage sizes.
Predator
®
units are available in the following configura-
tions: cooling only, cooling with electric heat, and cooling
with gas heat. Electric heaters are available as factory-
installed options or field-installed accessories.
Tested in accordance with: